Finding the Fourth Proportional to 10,471,989.70, 15,695,542.95 and 4,406,709.70
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Solution
The fourth proportional to 10,471,989.70, 15,695,542.95 and 4,406,709.70 is: 6,604,829.01
Step by Step Solution
- Step 1: Write the proportion equation
10,471,989.70 : 15,695,542.95 = 4,406,709.70 : x - Step 2: Convert to fraction form
10,471,989.70/15,695,542.95 = 4,406,709.70/x - Step 3: Cross multiply
10,471,989.70x = 15,695,542.95 × 4,406,709.70 - Step 4: Simplify right side
10,471,989.70x = 69,165,701,364,531.62 - Step 5: Solve for x
x = 69,165,701,364,531.62/10,471,989.70 - Step 6: Final answer
x = 6,604,829.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.